单词：geographic range (of an object or a light source)
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45.The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Suns very center. It is here that is to be found the source of the energy that the Sun constantly pours out i
新概念优美背诵短文50篇
316. The living room is large enough for a good number of people. 起居室足够大，可以容纳很多人。 317. The only problem is that it has carpet from wall to wall. 唯一的问题是，它的地毯和墙壁相联。 318. That seems clumsy. 那看起来很笨拙。 319. It looks
新英语900句之生活篇
Light goes through the pupil, the dark hole in the center of your eye. The light becomes an image on the retina, which converts these images into nerve impulses. The brain reads these impulses and tells you what you are seeing. The image that the ret
原版英文小故事
A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h
英语小短文
A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the
新东方背诵文选
[00:05.62]34) Ancient Quasar [00:11.96]Astronomers have discovered what they say is one of the earliest known structures ever to form in the universe. [00:20.82]It is a star-like object called a quasar. [00:24.76]Quasars are very large. [00:27.69]The
美国英语听力80篇
INVENTIONS Computers that use light instead of electricity, smart clothes that can make phone calls and play music, house paints that change colour with the seasons, e-paper and ads that speak to you -- the list of amazing new inventions that seem t
人教高中英语高二
A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h
考研背诵50篇
本讲为 2006 年下半年新的教学内容，请对照教材，练习册和语法书听录音！ 1. They also load and unload hot, heavy metal forms used in machines casting automobile and truck fr
自考英语（二）60讲
-It's an amazing technology, and the trick to it is really creating a material that can bend light waves. In this case it's infrared waves. So we can't actually see them, that's next. -Well,let's see, I think we got a graphic here that describes how
万花筒2010年
The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into
英语小短文
INVENTIONS Computers that use light instead of electricity, smart clothes that can make phone calls and play music, house paints that change colour with the seasons, e-paper and ads that speak to you the list of amazing new inventions that seem to be
高中英语听力人教版第二册
Auto experts say electric vehicles are a practical alternative to gasoline-powered cars, at least for some drivers. The biggest challenge for the auto industry is expanding the infrastructure for recharging the vehicles. With last year's release of t
VOA标准英语2011年(三月)
South Korea's Asiana Airlines have published statements across Chinese media, apologizing for the crash landing in San Francisco International airport last Saturday. The company says it is sorry about the pain the fatal crash has caused to passengers
世界各地新闻集锦
Todd: So one very popular conspiracy theory is the moon hoax. Jonathan: Yes, that's always a very funny one to hear people talk about. They saw this one program on Fox which had five or six points which look so impressive, you know, when you've got t
原版英语对话1000个
The explosion generated a shockwave so massive it wasdetected over 15,000 kilometres away. The low-frequency waves were picked up bymonitoring stations. So it is kind of like a listening network around theworld. Thats right. Theyre not set up for fir
探索与发现2014年
Kate Meghan: Royal Wives, Separate Lives 凯特和梅根：皇室妻子过着各自的生活 The Duchess of Sussex is still working to adjust to her new life-including a complex relationship with Princess Kate. 苏塞克斯公爵夫人仍在努力适应
人物杂志
加拿大研究人员开发雷达隐身衣 TORONTO, Nov. 25 (Xinhua) --- Witches and magic may not exist, but Harry Potter's invisibility cloak certainly does. A pair of researchers in the Canadian city of Toronto have developed their very own cloaki
英语新闻
Topics: Professional wrestling, National Geographic, would-be versus wannabe, be my guest, why not? Words: to wrestle stage name match ring referee to pin (someones) shoulders mat tag team battle royal to diffuse not-for-profit/nonprofit circulation
美语听力 English Cafe
Idiom: Let's call it a day (it is time to stop working on something) Hit the book: Why is looking out into space the same as looking back in time? Why do people sometimes say that when we look at stars that are very far away that we are looking back
趣味青春英语